1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/input/touch 4 $id: http://devicetree.org/schemas/input/touchscreen/mstar,msg2638.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: MStar msg2638 touchscreen controller 7 title: MStar msg2638 touchscreen controller
8 8
9 maintainers: 9 maintainers:
10 - Vincent Knecht <vincent.knecht@mailoo.org> 10 - Vincent Knecht <vincent.knecht@mailoo.org>
11 11
12 allOf: 12 allOf:
13 - $ref: touchscreen.yaml# 13 - $ref: touchscreen.yaml#
14 14
15 properties: 15 properties:
16 compatible: 16 compatible:
17 enum: 17 enum:
18 - mstar,msg2138 18 - mstar,msg2138
19 - mstar,msg2638 19 - mstar,msg2638
20 20
21 reg: 21 reg:
22 const: 0x26 22 const: 0x26
23 23
24 interrupts: 24 interrupts:
25 maxItems: 1 25 maxItems: 1
26 26
27 reset-gpios: 27 reset-gpios:
28 maxItems: 1 28 maxItems: 1
29 29
30 vdd-supply: 30 vdd-supply:
31 description: Power supply regulator for th 31 description: Power supply regulator for the chip
32 32
33 vddio-supply: 33 vddio-supply:
34 description: Power supply regulator for th 34 description: Power supply regulator for the I2C bus
35 35
36 touchscreen-size-x: true 36 touchscreen-size-x: true
37 touchscreen-size-y: true 37 touchscreen-size-y: true
38 38
39 linux,keycodes: 39 linux,keycodes:
40 minItems: 1 40 minItems: 1
41 maxItems: 4 41 maxItems: 4
42 42
43 additionalProperties: false 43 additionalProperties: false
44 44
45 required: 45 required:
46 - compatible 46 - compatible
47 - reg 47 - reg
48 - interrupts 48 - interrupts
49 - reset-gpios 49 - reset-gpios
50 - touchscreen-size-x 50 - touchscreen-size-x
51 - touchscreen-size-y 51 - touchscreen-size-y
52 52
53 examples: 53 examples:
54 - | 54 - |
55 #include <dt-bindings/gpio/gpio.h> 55 #include <dt-bindings/gpio/gpio.h>
56 #include <dt-bindings/interrupt-controller 56 #include <dt-bindings/interrupt-controller/irq.h>
57 i2c { 57 i2c {
58 #address-cells = <1>; 58 #address-cells = <1>;
59 #size-cells = <0>; 59 #size-cells = <0>;
60 touchscreen@26 { 60 touchscreen@26 {
61 compatible = "mstar,msg2638"; 61 compatible = "mstar,msg2638";
62 reg = <0x26>; 62 reg = <0x26>;
63 interrupt-parent = <&msmgpio>; 63 interrupt-parent = <&msmgpio>;
64 interrupts = <13 IRQ_TYPE_EDGE_FALLING 64 interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
65 reset-gpios = <&msmgpio 100 GPIO_ACTIV 65 reset-gpios = <&msmgpio 100 GPIO_ACTIVE_LOW>;
66 pinctrl-names = "default"; 66 pinctrl-names = "default";
67 pinctrl-0 = <&ts_int_reset_default>; 67 pinctrl-0 = <&ts_int_reset_default>;
68 vdd-supply = <&pm8916_l17>; 68 vdd-supply = <&pm8916_l17>;
69 vddio-supply = <&pm8916_l5>; 69 vddio-supply = <&pm8916_l5>;
70 touchscreen-size-x = <2048>; 70 touchscreen-size-x = <2048>;
71 touchscreen-size-y = <2048>; 71 touchscreen-size-y = <2048>;
72 }; 72 };
73 }; 73 };
74 74
75 ... 75 ...
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